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Cheap flights from Washington, D.C. to Knock from €649

This is the cheapest return flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Knock departing on 13/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags
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Find the cheapest flights from Washington, D.C. to Knock

Cheap return flights

Enter your travel dates to find the best prices.
British Airways Logo
18:20 - 12:25IAD-NOC
13h 05m1 stop
British Airways Logo
13:00 - 15:35NOC-IAD
31h 35m1 stop
€649British Airways
Find Deal
Tue, 13 Jan - Tue, 20 Jan
British Airways Logo
13:08 - 12:25IAD-NOC
18h 17m2 stops
British Airways Logo
13:00 - 15:35NOC-IAD
31h 35m1 stop
€653British Airways
Find Deal
Tue, 13 Jan - Tue, 20 Jan
British Airways Logo
17:46 - 12:25IAD-NOC
37h 39m2 stops
British Airways Logo
13:00 - 16:30NOC-IAD
56h 30m2 stops
€658British Airways
Find Deal
Tue, 13 Jan - Tue, 20 Jan
British Airways Logo
18:20 - 12:25IAD-NOC
13h 05m1 stop
British Airways Logo
13:00 - 16:30NOC-IAD
56h 30m2 stops
€687British Airways
Find Deal
Wed, 4 Feb - Sun, 8 Feb
British Airways Logo
13:08 - 12:25IAD-NOC
42h 17m2 stops
British Airways Logo
13:00 - 16:30NOC-IAD
56h 30m2 stops
€690British Airways
Find Deal
Wed, 4 Feb - Sun, 8 Feb
British Airways Logo
18:20 - 12:25IAD-NOC
13h 05m1 stop
British Airways Logo
13:00 - 19:55NOC-IAD
11h 55m1 stop
€692British Airways
Find Deal
Wed, 4 Feb - Sun, 8 Feb

British Airways flights from Washington, D.C. to Knock

Our best British Airways deals on Washington, D.C. to Knock flight tickets
British Airways
13 Jan
IAD18:20Washington, D.C. Dulles Intl
13h 05m
1 stop
NOC12:25Knock Intl
20 Jan
NOC13:00Knock Intl
31h 35m
1 stop
IAD15:35Washington, D.C. Dulles Intl
€649
Find similar
British Airways
13 Jan
IAD13:08Washington, D.C. Dulles Intl
18h 17m
2 stops
NOC12:25Knock Intl
20 Jan
NOC13:00Knock Intl
31h 35m
1 stop
IAD15:35Washington, D.C. Dulles Intl
€653
Find similar
British Airways
13 Jan
IAD17:46Washington, D.C. Dulles Intl
37h 39m
2 stops
NOC12:25Knock Intl
20 Jan
NOC13:00Knock Intl
56h 30m
2 stops
IAD16:30Washington, D.C. Dulles Intl
€658
Find similar

momondo Fare Finder

 
Customise your flight search to find flights from Washington, D.C. to Knock that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 13,528 searches. Data last updated 30 November 2025.
Use the filters below to find and compare flights from Washington, D.C. to Knock that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Tue 13/1

18:20-12:25

1 stop13h 05m

Knock Intl

Tue 20/1

13:00-15:35

1 stop31h 35m

€649

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Tue 13/1

13:08-12:25

2 stops18h 17m

Knock Intl

Tue 20/1

13:00-15:35

1 stop31h 35m

€653

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Tue 13/1

17:46-12:25

2 stops37h 39m

Knock Intl

Tue 20/1

13:00-16:30

2 stops56h 30m

€658

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Wed 4/2

18:20-12:25

1 stop13h 05m

Knock Intl

Sun 8/2

13:00-16:30

2 stops56h 30m

€687

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Wed 4/2

13:08-12:25

2 stops42h 17m

Knock Intl

Sun 8/2

13:00-16:30

2 stops56h 30m

€690

Washington, D.C.Knock

IAD - NOC

IADNOC

Washington, D.C. Dulles Intl

Wed 4/2

18:20-12:25

1 stop13h 05m

Knock Intl

Sun 8/2

13:00-19:55

1 stop11h 55m

€692

Flights are sorted by cheapest return flights first.

Sorted by cheapest first

See travel insights to Knock from

How to get the cheapest flight ticket from Washington, D.C. to Knock

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

How long does it take to fly to Knock?

On average, it takes 13h 30m to fly from Washington, D.C. to Knock if you fly out of Baltimore (the most popular airport in Washington, D.C.) and into Shannon, Clare (the most popular airport in Knock). If you’re flying out of Washington, D.C. and into Shannon, Clare, then the flight time is around 14h 35m.

When to book flights from Washington, D.C. to Knock

Are you open to changing your travel dates? Check out the ideal times to fly from Washington, D.C. to Knock according to our flight data. Find out which month and days have the cheapest flights.
Estimated return price

Cheap Washington, D.C. to Knock (WAS to NOC) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Knock

Fastest flight time

13h 05m

Direct flights

None
The fastest flight from Washington, D.C. to Knock takes 13h 05m
There are no direct flights from Washington, D.C. to Knock. There are no popular flight routes from Washington, D.C. to Knock.
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  • How far is Washington, D.C. to Knock Intl by plane?

    Washington, D.C. and Knock Intl are 5256.3 km apart from one another. Typically, this will take 13h 05m by plane in normal conditions.

  • When did momondo last update prices for flights from Washington, D.C. to Knock Intl Airport?

    Prices for flights from Washington, D.C. to Knock Intl Airport are updated daily.

  • How old do you have to be to fly from Washington, D.C. to Knock Intl Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Knock Intl Airport.

  • What documentation or ID do you need to fly to Knock Intl Airport?

    The travel and health documents required for your trip to Knock Intl Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Knock Intl Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Travelling to a place near Knock?

Book flights to Knock if you plan to visit one of these locations
Sligo
Westport
Carrick-on-Shannon
Belmullet

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Knock?

Finding the right flight to Knock from Washington, D.C. is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Knock quick and easy, saving you time and money.

Can I find flights from Washington, D.C. to Knock with flexible booking policies on momondo?

All flight searches from Washington, D.C. to Knock on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Knock?

Once all potential Washington, D.C. to Knock flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Washington, D.C. to Knock right now. Can momondo alert me if prices change?

Price alerts on flights to Knock from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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